As telecom engineers struggle with implementing 3G networks, this in-depth guide to advanced methods of transmitting voice and modulated data over 3G ATM/IP backbones is especially timely. Readers will find it loaded with valuable data and real world insight based on actual implementation experience. It shows carriers how to make their existing ATM networks 3G/UMTS-ready. It analyzes the pros and cons of each viable strategy for 3G wireless transmissions. It details implementation conclusions and recommendations.